Home / 28,793,075.70-39,522,939.72-25,456,807.20

Finding the Fourth Proportional to 28,793,075.70, 39,522,939.72 and 25,456,807.20

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Solution

The fourth proportional to 28,793,075.70, 39,522,939.72 and 25,456,807.20 is: 34,943,396.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,793,075.70 : 39,522,939.72 = 25,456,807.20 : x
  2. Step 2: Convert to fraction form
    28,793,075.70/39,522,939.72 = 25,456,807.20/x
  3. Step 3: Cross multiply
    28,793,075.70x = 39,522,939.72 × 25,456,807.20
  4. Step 4: Simplify right side
    28,793,075.70x = 1,006,127,856,429,261.88
  5. Step 5: Solve for x
    x = 1,006,127,856,429,261.88/28,793,075.70
  6. Step 6: Final answer
    x = 34,943,396.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.